Comment:
AS-137 is a traditional formula for removing phlegm and relieving asthma. For hundreds of years, this formula has been used for acute or chronic bronchitis, bronchial asthma marked by cough, wheezing, dyspnea, yellowish and sticky sputum, thirst and dry throat. The chief ingredients, Ephedrae Herba and Ginkgo Semen function together to relieve asthma and remove phlegm. This formula can relieve the spasm of bronchial smooth muscle, resolve phlegm, and arrest cough.

Indications:
Asthma and bronchitis marked by yellowish and sticky sputum, and dry mouth.

Dosage:
4-6 tablets three times per day, before meals.

Functions
Traditional:
     Facilitates lung qi, lowers adverse flow of qi, resolves phlegm and relieves asthma.
Modern:
     Relieves the spasm of bronchial smooth muscle, resolves phlegm and arrests cough.

Chinese Medical Description:
Ma-Huang
     facilitates lung qi and arrests wheezing.
Gingko
     expels phlegm and arrests wheezing.
Apricot Seed, Perilla Seed, Pinellia, Tussilago
     resolve phlegm, lower adverse flow of qi and arrest cough and wheezing.
Morus Bark
     clears and drains heat from the lungs.
Scute
     arrests cough and wheezing.
Licorice
     harmonizes the formula